Updated: Apr 27, 2026
Location and Projects
Address
18017 CHATSWORTH STREET 304, Granada Hills, CA, 91344
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Winnco Builders Construction
Based in Granada Hills, Winnco Builders specializes in residential construction and remodeling throughout the San Fernando Valley. With over seven years of experience, the company focuses on delivering projects such as home additions, kitchen renovations, and bathroom remodels. Winnco Builders has completed work in neighborhoods including Northridge, Encino, Sherman Oaks, and surrounding areas. Their project portfolio features new home construction, major interior upgrades, and exterior renovations tailored to the needs of single-family homeowners. The team works directly with clients, from initial planning through project completion, managing all phases of the build. Winnco Builders utilizes established methods and materials suitable for the Los Angeles region, ensuring compliance with local building codes and regulations.
Winnco Builders Services
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Winnco Builders Contact Information
Phone Number: (310) 866-2430
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Address: 18017 CHATSWORTH STREET 304, Granada Hills, CA 91344
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Winnco Builders Granada Hills
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Winnco Builders has a BuildZoom score of 105, which places them above 92% of 336,931 contractors in California.
Activity
|
4 projects
|
2025 |
|
8 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Winnco Builders has worked on at least
15.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
4 projects
|
Multi-room remodels |
|
3 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that Winnco Builders mostly works on
multi-room remodel
and kitchen remodel
projects.
Pricing
|
3 projects
|
< $5k |
|
5 projects
|
$5k-$20k |
|
4 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $27,000. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
2 bathroom(s).bathroom remodel for residential buildings (no structural changes). replace drywall (no new walls added) for single family dwellings and duplexes only. kitchen remodel for residential buildings (no structural changes)
Valuation:
$37,244
Permit #:
25016-90000-10582
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
1 bathroom(s).bathroom remodel for residential buildings (no structural changes). replacement of damaged framing members (less than 10% of replacement cost of building) for single family dwellings and duplex (not including decks). replace drywall (no new walls added) for single family dwellings and duplexes only. kitchen remodel for residential buildings (no structural changes)
Valuation:
$32,940
Permit #:
24016-90000-34227
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
House remodel include demolition of non load bearing walls relocation of sliding glass door conversion of a bedroom to a bathroom and closet remodel of kitchen and existing bathrooms
Valuation:
$50,000
Permit #:
ELE-2024-01957
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
House remodel include demolition of non load bearing walls relocation of sliding glass door conversion of a bedroom to a bathroom and closet remodel of kitchen and existing bathrooms
Valuation:
$50,000
Permit #:
BLD-2024-02463
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
House remodel include demolition of non load bearing walls relocation of sliding glass door conversion of a bedroom to a bathroom and closet remodel of kitchen and existing bathrooms
Valuation:
$50,000
Permit #:
PLM-2024-01444
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
House remodel include demolition of non load bearing walls relocation of sliding glass door conversion of a bedroom to a bathroom and closet remodel of kitchen and existing bathrooms
Valuation:
$50,000
Permit #:
MEC-2024-01359
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Supplemental permit to 23042-30000-20916 for change in address from 900 n vendome st to 900 902 904 906 n vendome st. no change in legal. supplemental permit to 23042-30000-20916 for additional work: repair/alter of vent/waste lines for sinks toilets and showers
Valuation:
N/A
Permit #:
23042-20001-20916
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Replace 6 door(s) same size location number type. 1 bathroom(s).bathroom remodel for residential buildings (no structural changes)
Valuation:
$8,800
Permit #:
24016-90000-20601
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Remove & replace fire damaged roof framing over unit #39 per engineer with two new skylights. remodel restroom to comply with handicap accessibility. (dam < 10%)
Valuation:
$110,000
Permit #:
24016-20000-26935
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Proposed fire damage repair to the roof & por of the walls of attached garage & storage room as existed. and convert portion (18'3"x10'6") of ex garage into storage room. all work per engr design
Valuation:
$70,000
Permit #:
23016-20000-29697
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Replace 4 window(s). same size location number type. replace 2 door(s). same size location number type. replace damaged wood framing (less than 10%). same size spacing type
Valuation:
$2,151
Permit #:
22016-90000-31285
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Electrical for: repair/rebuild (e) fire damaged 2-car garage to include interior repair one new exterior right side wall and replacement of garage roof per plans. no windows and only electrical
Valuation:
$30,000
Permit #:
ELE-2023-01725
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition to an existing single-family dwelling of 204 sf at rear of building and remodel. all work done per engineered design
Valuation:
$50,000
Permit #:
23014-10000-03360
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Repair/rebuild (e) fire damaged 2-car garage to include interior repair one new exterior right side wall and replacement of garage roof per plans. no windows and only electrical
Valuation:
$30,000
Permit #:
BLD-2023-09719
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Water damage repair - drywall 23sf; (1)electrical fixture; no mechanical (1) plumbing fixtures- subject to field verification
Valuation:
$6,500
Permit #:
BS2406360
Status:
issued
Fee:
N/A
Permit Type:
Repair & maintenance
Building Type:
Duplex/apartment/...
Water damage repair - drywall 109sf; (2)electrical fixture; no mechanical (2) plumbing fixtures- subject to field verification
Valuation:
$4,403
Permit #:
BS2406357
Status:
issued
Fee:
N/A
Permit Type:
Repair & maintenance
Building Type:
Duplex/apartment/...
Service upgrade like for like same location extension left side of dwelling (<5 sf stucco repair total)
Valuation:
N/A
Permit #:
ELE-2023-00383
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Water damage repair - drywall 121sf; (1)electrical fixture; no mechanical no plumbing - subject to field verification
Valuation:
$2,310
Permit #:
BS2406356
Status:
issued
Fee:
N/A
Permit Type:
Repair & maintenance
Building Type:
Duplex/apartment/...
1 bathroom(s).bathroom remodel for residential buildings (no structural changes)
Valuation:
$11,500
Permit #:
25016-90000-23038
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Water damage termite damage dry rot repair less than 10% of replacement cost of residential buildings
Valuation:
$24,000
Permit #:
23016-90000-32883
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
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Projects
Winnco Builders Reviews
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Verified License
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Winnco Builders License info
Verified License
| License # | 1037580 |
| Status | Active |
| State | California |
| Type | General Building |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Winnco Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Required
| Status | Not Required |
- BuildZoom verified in June, 2023 that this contractor does not need a license to be a contractor in California.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | Siriuspoint America Insurance Company |
20
Permits
- Building permit records show that Winnco Builders has worked on 20 permitted projects.
Winnco Builders Employees
DN
Dillon Anthony Negrete
Sole Owner